1. Review Activity 8th Grade Science
Bonding Basics
Review Activity
8th Grade Science
T. Trimpe

2. A positively charged ion
1. Complete the chart using your knowledge of atoms.
Vocab Review
1 – What do we call the electrons in the outermost energy level?
2 – What term refers to an atom that has lost or gained electrons?
3 – What is a cation?
4 – What is an anion?
Valence Electrons
Ions
A positively charged ion
A negatively charged ion

3. 2. Ionic Bonds - Draw the Lewis structures for each atom, draw arrows to show the transfer of electrons, write the charge for each ion, and then write the chemical formula.

4. 3. Covalent Bonds – Draw the Lewis structures for each atom, draw circles to show the electrons that are shared, and then write the bond structure and chemical formula.